-69.93% is the change from 918 to 276
Calculation steps:
[( 276 - 918 ) ÷ 918] x 100 = -69.93%
Formula
Percentage change = [(276 - 918) / 918] x 100
Subtract the new number by the original number
276 - 918 = -642
-642 ÷ 918 = -0.6993464052287581
-0.6993464052287581 x 100 = -69.93%